* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    min-height: 100vh;
    padding: 20px;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    background: white;
    border-radius: 12px;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
    overflow: hidden;
}

.header {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    padding: 40px 30px;
    text-align: center;
}

.header h1 {
    font-size: 2.5em;
    margin-bottom: 10px;
}

.subtitle {
    font-size: 1.1em;
    opacity: 0.9;
}

.nav {
    display: flex;
    background: #f8f9fa;
    border-bottom: 1px solid #e9ecef;
    overflow-x: auto;
}

.nav-btn {
    flex: 1;
    padding: 15px 20px;
    border: none;
    background: none;
    cursor: pointer;
    font-size: 1em;
    color: #666;
    border-bottom: 3px solid transparent;
    transition: all 0.3s ease;
    white-space: nowrap;
}

.nav-btn:hover {
    background: #e9ecef;
    color: #333;
}

.nav-btn.active {
    color: #667eea;
    border-bottom-color: #667eea;
    background: #f0f3ff;
}

.tab-content {
    display: none;
    padding: 30px;
    animation: fadeIn 0.3s ease;
}

.tab-content.active {
    display: block;
}

@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

.card {
    background: white;
    border-radius: 8px;
    padding: 25px;
    margin-bottom: 20px;
}

.card h2 {
    color: #333;
    margin-bottom: 20px;
    font-size: 1.8em;
}

.card h3 {
    color: #555;
    margin: 20px 0 15px 0;
    font-size: 1.3em;
}

/* Upload Zone */
.upload-zone {
    border: 3px dashed #667eea;
    border-radius: 8px;
    padding: 40px;
    text-align: center;
    cursor: pointer;
    transition: all 0.3s ease;
    background: #f8f9ff;
}

.upload-zone:hover {
    border-color: #764ba2;
    background: #f0f3ff;
}

.upload-zone.dragover {
    border-color: #764ba2;
    background: #e8ebff;
    transform: scale(1.02);
}

.upload-icon {
    font-size: 3em;
    margin-bottom: 10px;
}

.upload-zone p {
    color: #666;
    margin: 5px 0;
}

.upload-hint {
    font-size: 0.9em;
    color: #999;
}

/* Upload Status */
.upload-status {
    margin-top: 20px;
}

.progress-bar {
    width: 100%;
    height: 8px;
    background: #e9ecef;
    border-radius: 4px;
    overflow: hidden;
    margin-bottom: 15px;
}

.progress-fill {
    height: 100%;
    background: linear-gradient(90deg, #667eea, #764ba2);
    width: 0%;
    transition: width 0.3s ease;
}

.logs {
    background: #f8f9fa;
    border: 1px solid #e9ecef;
    border-radius: 4px;
    padding: 15px;
    max-height: 300px;
    overflow-y: auto;
    font-family: 'Courier New', monospace;
    font-size: 0.9em;
    color: #333;
}

.log-entry {
    padding: 5px 0;
    border-bottom: 1px solid #e9ecef;
}

.log-entry:last-child {
    border-bottom: none;
}

.log-entry.success {
    color: #28a745;
}

.log-entry.error {
    color: #dc3545;
}

.log-entry.info {
    color: #667eea;
}

/* Search */
.search-box {
    display: flex;
    gap: 10px;
    margin-bottom: 20px;
}

.search-box input {
    flex: 1;
    padding: 12px 15px;
    border: 1px solid #e9ecef;
    border-radius: 4px;
    font-size: 1em;
}

.search-box input:focus {
    outline: none;
    border-color: #667eea;
    box-shadow: 0 0 0 3px rgba(102, 126, 234, 0.1);
}

.search-results {
    margin-top: 20px;
}

.search-result {
    background: #f8f9fa;
    border-left: 4px solid #667eea;
    padding: 15px;
    margin-bottom: 10px;
    border-radius: 4px;
}

.search-result-score {
    display: inline-block;
    background: #667eea;
    color: white;
    padding: 2px 8px;
    border-radius: 3px;
    font-size: 0.85em;
    margin-bottom: 10px;
}

.search-result-content {
    color: #333;
    line-height: 1.6;
    margin-bottom: 10px;
}

.search-result-meta {
    font-size: 0.9em;
    color: #999;
}

/* Dashboard Stats */
.stats {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 20px;
    margin-bottom: 30px;
}

.stat-item {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    padding: 20px;
    border-radius: 8px;
    text-align: center;
}

.stat-value {
    font-size: 2.5em;
    font-weight: bold;
    margin-bottom: 10px;
}

.stat-label {
    font-size: 0.95em;
    opacity: 0.9;
}

/* Jobs List */
.jobs-list {
    margin-top: 20px;
}

.job-item {
    background: #f8f9fa;
    border: 1px solid #e9ecef;
    border-radius: 4px;
    padding: 15px;
    margin-bottom: 10px;
}

.job-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 10px;
}

.job-id {
    font-weight: bold;
    color: #333;
}

.job-status {
    padding: 4px 12px;
    border-radius: 20px;
    font-size: 0.85em;
    font-weight: bold;
}

.job-status.processing {
    background: #fff3cd;
    color: #856404;
}

.job-status.completed {
    background: #d4edda;
    color: #155724;
}

.job-status.failed {
    background: #f8d7da;
    color: #721c24;
}

.job-progress {
    margin: 10px 0;
}

.job-progress-bar {
    width: 100%;
    height: 6px;
    background: #e9ecef;
    border-radius: 3px;
    overflow: hidden;
}

.job-progress-fill {
    height: 100%;
    background: #667eea;
    transition: width 0.3s ease;
}

/* Admin Section */
.admin-section {
    margin-bottom: 30px;
}

.component-status {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: 15px;
}

.component-item {
    background: #f8f9fa;
    border: 1px solid #e9ecef;
    border-radius: 4px;
    padding: 15px;
    text-align: center;
}

.component-name {
    font-weight: bold;
    color: #333;
    margin-bottom: 10px;
}

.component-indicator {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    display: inline-block;
    margin-right: 8px;
}

.component-indicator.healthy {
    background: #28a745;
}

.component-indicator.unhealthy {
    background: #dc3545;
}

/* Buttons */
.btn {
    padding: 10px 20px;
    border: none;
    border-radius: 4px;
    cursor: pointer;
    font-size: 1em;
    transition: all 0.3s ease;
    font-weight: bold;
}

.btn-primary {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(102, 126, 234, 0.4);
}

.btn-danger {
    background: #dc3545;
    color: white;
    margin-right: 10px;
}

.btn-danger:hover {
    background: #c82333;
}

.btn-warning {
    background: #ffc107;
    color: #333;
}

.btn-warning:hover {
    background: #e0a800;
}

/* Responsive */
@media (max-width: 768px) {
    .header h1 {
        font-size: 1.8em;
    }

    .nav {
        flex-wrap: wrap;
    }

    .nav-btn {
        flex: 1 1 50%;
    }

    .tab-content {
        padding: 15px;
    }

    .card {
        padding: 15px;
    }

    .upload-zone {
        padding: 20px;
    }

    .stats {
        grid-template-columns: 1fr;
    }
}